Tomares callimachus, the Caucasian vernal copper, is a butterfly of the family Lycaenidae. It is found in Anatolia, Iraq, Iran, the Caucasus, and Transcaucasia.
T. callimachus Ev. (= epiphania Boisd., hafis Koll.) (75 e). Above bright fiery cinnabar-red, margins and base of wings black, fringes chequered with brown. Hindwing beneath earth-brown, fasciated with dark brown and minutely dotted with black. Coasts of the Black Sea, Persia and Ferghana. — In the form dentata Stgr., from northern Mesopotamia and Asia Minor, the black distal margin of the wings is very strongly dentate and the hindwing beneath is grey-brown. — Larva reddish yellow-brown, with dark dorsal line and pale lateral one, between which there is a dark stripe composed of small oblique spots; on Astragalus physodes. The butterflies in April and May on hills, not rare.[1]
The wingspan is 18–23 mm. The species inhabits semi-deserts and arid mountain steppes. It occupies an elevation range from 1000 to 2000 m above sea level.[2] The butterfly flies from late March to early June depending on latitude and elevation.
The larvae feed on the Astragalus species A. physodes and A. vulpinus.